Home / 16,875.40-25,313.10-11,950.60

Finding the Fourth Proportional to 16,875.40, 25,313.10 and 11,950.60

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Solution

The fourth proportional to 16,875.40, 25,313.10 and 11,950.60 is: 17,925.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,875.40 : 25,313.10 = 11,950.60 : x
  2. Step 2: Convert to fraction form
    16,875.40/25,313.10 = 11,950.60/x
  3. Step 3: Cross multiply
    16,875.40x = 25,313.10 × 11,950.60
  4. Step 4: Simplify right side
    16,875.40x = 302,506,732.86
  5. Step 5: Solve for x
    x = 302,506,732.86/16,875.40
  6. Step 6: Final answer
    x = 17,925.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.